3-(Aminomethyl)-4-hydroxy-6-nitro-2-(trifluoromethoxy)pyridine
4-Hydroxy-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-acetic acid
4-Hydroxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-acetic acid
3-(Aminomethyl)-2-hydroxy-4-nitro-6-(trifluoromethoxy)pyridine